323322110110020 has 576 divisors, whose sum is σ = 1087540453956096. Its totient is φ = 70285501440000.

The previous prime is 323322110109961. The next prime is 323322110110037. The reversal of 323322110110020 is 20011011223323.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 32524098250 + ... + 32524108190.

It is an arithmetic number, because the mean of its divisors is an integer number (1888091065896).

Almost surely, 2^{323322110110020} is an apocalyptic number.

323322110110020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323322110110020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543770226978048).

323322110110020 is an abundant number, since it is smaller than the sum of its proper divisors (764218343846076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323322110110020 is a wasteful number, since it uses less digits than its factorization.

323322110110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11404 (or 11371 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 323322110110020 its reverse (20011011223323), we get a palindrome (343333121333343).

The spelling of 323322110110020 in words is "three hundred twenty-three trillion, three hundred twenty-two billion, one hundred ten million, one hundred ten thousand, twenty".